sulcus
[ suhl-kuhs ]
/ ˈsʌl kəs /
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noun, plural sul·ci [suhl-sahy]. /ˈsʌl saɪ/.
a furrow or groove.
Anatomy. a groove or fissure, especially a fissure between two convolutions of the brain.
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Origin of sulcus
1655–65; Latin: furrow
OTHER WORDS FROM sulcus
sub·sul·cus, noun, plural sub·sul·ci.Words nearby sulcus
Sukkur, sukuk, Sukuma, Sulawesi, sulcate, sulcus, sulcus of sclera, Suleiman I, sulf-, sulfa, sulfadiazine
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for sulcus
British Dictionary definitions for sulcus
sulcus
/ (ˈsʌlkəs) /
noun plural -ci (-saɪ)
a linear groove, furrow, or slight depression
any of the narrow grooves on the surface of the brain that mark the cerebral convolutionsCompare fissure
Word Origin for sulcus
C17: from Latin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for sulcus
sulcus
[ sŭl′kəs ]
n. pl. sul•ci (-kī, -sī)
Any of the grooves on the brain surface, bounding the gyri; a fissure.
A long narrow groove or depression, as in an organ or a tissue.
Other words from sulcus
sul′cal adj.The American Heritage® Stedman's Medical Dictionary
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